protão

/pɾɔ.ˈtɐ̃w̃/

//pɾɔ.ˈtɐ̃w̃// noun

The verdict

“protão” is uncommon Portuguese (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency Portuguese
6
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - partícula sub-atómica de carga positiva que faz parte do núcleo de todos os átomos; a carga do protão é de 1,609x10⁻¹⁹ C (coulombs), igual à carga do eletrão, porém, sua massa é 1.840 vezes maior; ...

Corpus desk

Index PT-protao · protão · Portuguese

protão · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "P" thin
  • PHOTO-UNK Peer pending

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for protão
PropertyValue
Headwordprotão
LanguagePortuguese
Part of speechNoun
IPA/pɾɔ.ˈtɐ̃w̃/
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cauda longa: rank de “protão” em português

protãonão entra no top 100.000 do português: zona de termos técnicos, arcaicos ou escassos.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

protão is uncommon Portuguese outside the top frequency list, classed as anoun, transcribed /pɾɔ.ˈtɐ̃w̃/. Rarity is why readers land here mid-draft. Gloss: "partícula sub-atómica de carga positiva que faz parte do núcleo de todos os átomos; a carga do protão é de 1,609x10⁻¹⁹ C (coulombs), igual à carga do eletrão, porém, sua massa é 1.840 vezes maior; ...".

The misspelling generator found no plausible variants for protão, a straightforward case of a spelling with little room for common typos. No confusable counterpart is on file for this word, since nothing in our dataset looks or sounds close enough to cause mix-ups.

This entry carries no recorded etymology, so its spelling is best read as a straightforward mapping from sound to letter. The correct Portuguese form is protão, spelled P-R-O-T-Ã-O.

Definition

  1. 1
    partícula sub-atómica de carga positiva que faz parte do núcleo de todos os átomos; a carga do protão é de 1,609x10⁻¹⁹ C (coulombs), igual à carga do eletrão, porém, sua massa é 1.840 vezes maior; o número de protões (número atómico) no núcleo de um átomo caracteriza os elementos químicos

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "protão"?
"protão" is spelled P-R-O-T-Ã-O. The IPA pronunciation is /pɾɔ.ˈtɐ̃w̃/.
What does "protão" mean?
As a noun, "protão" means: partícula sub-atómica de carga positiva que faz parte do núcleo de todos os átomos; a carga do protão é de 1,609x10⁻¹⁹ C (coulombs), igual à carga do eletrão, porém, sua massa é 1.840 vezes maior; ...
How do you pronounce "protão"?
The IPA (International Phonetic Alphabet) transcription for "protão" is /pɾɔ.ˈtɐ̃w̃/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "protão" come from?
"protão" is a Portuguese word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list